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2010-11-17Switch from archive libraries to partial linkingSebastien Carlier
Before this commit, weak symbols were not overridden by non-weak symbols found in archive libraries when linking with recent versions of binutils. As stated in the System V ABI, "the link editor does not extract archive members to resolve undefined weak symbols". This commit changes all Makefiles to use partial linking (ld -r) instead of creating library archives, which forces all symbols to participate in linking, allowing non-weak symbols to override weak symbols as intended. This approach is also used by Linux, from which the gmake function cmd_link_o_target (defined in config.mk and used in all Makefiles) is inspired. The name of each former library archive is preserved except for extensions which change from ".a" to ".o". This commit updates references accordingly where needed, in particular in some linker scripts. This commit reveals board configurations that exclude some features but include source files that depend these disabled features in the build, resulting in undefined symbols. Known such cases include: - disabling CMD_NET but not CMD_NFS; - enabling CONFIG_OF_LIBFDT but not CONFIG_QE. Signed-off-by: Sebastien Carlier <sebastien.carlier@gmail.com>
2010-10-18Rename TEXT_BASE into CONFIG_SYS_TEXT_BASEWolfgang Denk
The change is currently needed to be able to remove the board configuration scripting from the top level Makefile and replace it by a simple, table driven script. Moving this configuration setting into the "CONFIG_*" name space is also desirable because it is needed if we ever should move forward to a Kconfig driven configuration system. Signed-off-by: Wolfgang Denk <wd@denx.de>
2010-07-12nios2: remove EP1C20, EP1S10, EP1S40 boardsThomas Chou
The example configuration files of nios2-generic board can generated binary to run on the EP1C20, EP1S10, and EP1S40 boards. So the three boards can be removed. With nios2-generic approach, the fpga parameter header file can be generated from hardware designs using tools. Porting u-boot for nios2 boards is simplified. Vendors can supply their fpga parameter file or patches to add a new nios2-generic board instance. There is no need to include other boards support for nios2 in the u-boot mainline. Signed-off-by: Thomas Chou <thomas@wytron.com.tw> Signed-off-by: Scott McNutt <smcnutt@psyent.com>
2010-07-12nios2: add spi flash support to nios2-generic boardThomas Chou
This patch enables the altera_spi and spi_flash drivers for the nios2-generic board. It allows access to the EPCS/SPI flash on the Altera EP1C20 board. Signed-off-by: Thomas Chou <thomas@wytron.com.tw> Tested-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Scott McNutt <smcnutt@psyent.com>
2010-07-12nios2: add gpio_requestThomas Chou
This will be used by nand_plat. Signed-off-by: Thomas Chou <thomas@wytron.com.tw> Signed-off-by: Scott McNutt <smcnutt@psyent.com>
2010-05-28nios: remove nios-32 archThomas Chou
The nios-32 arch is obsolete and broken. So it is removed. Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
2010-05-28nios2: add gpio support to nios2-generic boardThomas Chou
This patch adds gpio support of Altera PIO component to the nios2-generic board. Though it drives only gpio_led at the moment, it supports bidirectional port to control bit-banging I2C, NAND flash busy status or button switches, etc. Signed-off-by: Thomas Chou <thomas@wytron.com.tw> Tested-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Scott McNutt <smcnutt@psyent.com>
2010-04-24nios2: add nios2-generic boardThomas Chou
This is a generic approach to port u-boot for nios2 boards. You may find the usage of this approach on the nioswiki, http://nioswiki.com/DasUBoot A fpga parameter file, which contains base address information and drivers declaration, is generated from Altera's hardware system description sopc file using tools. The example fpga parameter file is compatible with EP1C20, EP1S10 and EP1S40 boards. So these boards can be removed after this commit. Though epcs controller is removed to cut the dependency of altera_spi driver. Signed-off-by: Thomas Chou <thomas@wytron.com.tw> Signed-off-by: Scott McNutt <smcnutt@psyent.com>
2010-04-24nios2: add altera cf resetThomas Chou
This patch toggles power to reset the cf card. Signed-off-by: Thomas Chou <thomas@wytron.com.tw> Signed-off-by: Scott McNutt <smcnutt@psyent.com>
2010-04-16nios2: Move individual board linker scripts to common script in cpu tree.Scott McNutt
Signed-off-by: Scott McNutt <smcnutt@psyent.com>
2010-04-13nios: Move cpu/nios/* to arch/nios/cpu/*Peter Tyser
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
2010-04-02nios2: Fix AMDLV065D flash write bug in altera board common tree.Scott McNutt
Signed-off-by: Scott McNutt <smcnutt@psyent.com>
2010-04-02nios2: Fix outx/writex parameter order in io.hScott McNutt
The outx/writex macros were using writex(addr, val) rather than the standard writex(val, addr), resulting in incompatibilty with architecture independent components. This change set uses standard parameter order. Signed-off-by: Scott McNutt <smcnutt@psyent.com>
2009-10-04Convert SMC91111 Ethernet driver to CONFIG_NET_MULTI APIBen Warren
All in-tree boards that use this controller have CONFIG_NET_MULTI added Also: - changed CONFIG_DRIVER_SMC91111 to CONFIG_SMC91111 - cleaned up line lengths - modified all boards that override weak function in this driver - modified all eeprom standalone apps to work with new driver - updated blackfin standalone EEPROM app after testing Signed-off-by: Ben Warren <biggerbadderben@gmail.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-08-25Convert CS8900 Ethernet driver to CONFIG_NET_MULTI APIBen Warren
All in-tree boards that use this controller have CONFIG_NET_MULTI added Also: - changed CONFIG_DRIVER_CS8900 to CONFIG_CS8900 - changed CS8900_BASE to CONFIG_CS8900_BASE - changed CS8900_BUS?? to CONFIG_CS8900_BUS?? - cleaned up line lengths - modified VCMA9 command function that accesses the device - removed MAC address initialization from lib_arm/board.c Signed-off-by: Ben Warren <biggerbadderben@gmail.com> Tested-by: Wolfgang Denk <wd@denx.de> Acked-by: Wolfgang Denk <wd@denx.de>
2009-03-20Fix all linker script to handle all rodata sectionsTrent Piepho
A recent gcc added a new unaligned rodata section called '.rodata.str1.1', which needs to be added the the linker script. Instead of just adding this one section, we use a wildcard ".rodata*" to get all rodata linker section gcc has now and might add in the future. However, '*(.rodata*)' by itself will result in sub-optimal section ordering. The sections will be sorted by object file, which causes extra padding between the unaligned rodata.str.1.1 of one object file and the aligned rodata of the next object file. This is easy to fix by using the SORT_BY_ALIGNMENT command. This patch has not be tested one most of the boards modified. Some boards have a linker script that looks something like this: *(.text) . = ALIGN(16); *(.rodata) *(.rodata.str1.4) *(.eh_frame) I change this to: *(.text) . = ALIGN(16); *(.eh_frame) *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) This means the start of rodata will no longer be 16 bytes aligned. However, the boundary between text and rodata/eh_frame is still aligned to 16 bytes, which is what I think the real purpose of the ALIGN call is. Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>
2008-10-18rename CFG_ macros to CONFIG_SYSJean-Christophe PLAGNIOL-VILLARD
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
2008-07-02Cleanup out-or-tree building for some boards (.depend)Wolfgang Denk
Signed-off-by: Wolfgang Denk <wd@denx.de>
2008-06-12Change initdram() return type to phys_size_tBecky Bruce
This patch changes the return type of initdram() from long int to phys_size_t. This is required for a couple of reasons: long int limits the amount of dram to 2GB, and u-boot in general is moving over to phys_size_t to represent the size of physical memory. phys_size_t is defined as an unsigned long on almost all current platforms. This patch *only* changes the return type of the initdram function (in include/common.h, as well as in each board's implementation of initdram). It does not actually modify the code inside the function on any of the platforms; platforms which wish to support more than 2GB of DRAM will need to modify their initdram() function code. Build tested with MAKEALL for ppc, arm, mips, mips-el. Booted on powerpc MPC8641HPCN. Signed-off-by: Becky Bruce <becky.bruce@freescale.com>
2008-01-12Fix linker scripts: add NOLOAD atribute to .bss/.sbss sectionsWolfgang Denk
With recent toolchain versions, some boards would not build because or errors like this one (here for ocotea board when building with ELDK 4.2 beta): ppc_4xx-ld: section .bootpg [fffff000 -> fffff23b] overlaps section .bss [fffee900 -> fffff8ab] For many boards, the .bss section is big enough that it wraps around at the end of the address space (0xFFFFFFFF), so the problem will not be visible unless you use a 64 bit tool chain for development. On some boards however, changes to the code size (due to different optimizations) we bail out with section overlaps like above. The fix is to add the NOLOAD attribute to the .bss and .sbss sections, telling the linker that .bss does not consume any space in the image. Signed-off-by: Wolfgang Denk <wd@denx.de>
2007-07-09board/[A-Za-c]*: Remove obsolete references to CONFIG_COMMANDSJon Loeliger
Signed-off-by: Jon Loeliger <jdl@freescale.com>
2007-07-04board/[Ma-i]*: Augment CONFIG_COMMANDS tests with defined(CONFIG_CMD_*).Jon Loeliger
This is a compatibility step that allows both the older form and the new form to co-exist for a while until the older can be removed entirely. All transformations are of the form: Before: #if (CONFIG_COMMANDS & CFG_CMD_AUTOSCRIPT) After: #if (CONFIG_COMMANDS & CFG_CMD_AUTOSCRIPT) || defined(CONFIG_CMD_AUTOSCRIPT) Signed-off-by: Jon Loeliger <jdl@freescale.com>
2006-10-09Move "ar" flags to config.mk to allow for silent "make -s"Wolfgang Denk
Based on patch by Mike Frysinger, 20 Jun 2006
2006-09-01Add support for a saving build objects in a separate directory.Marian Balakowicz
Modifications are based on the linux kernel approach and support two use cases: 1) Add O= to the make command line 'make O=/tmp/build all' 2) Set environement variable BUILD_DIR to point to the desired location 'export BUILD_DIR=/tmp/build' 'make' The second approach can also be used with a MAKEALL script 'export BUILD_DIR=/tmp/build' './MAKEALL' Command line 'O=' setting overrides BUILD_DIR environent variable. When none of the above methods is used the local build is performed and the object files are placed in the source directory.
2006-06-08Nios II - Add Altera EP1C20, EP1S10 and EP1S40 boardsScott McNutt
Patch by Scott McNutt, 08 Jun 2006
2005-08-31Fix problems with ld version 2.16 (dot outside sections problem)Wolfgang Denk
Pointed out by Gerhard Jaeger, 31 Aug 2005; cf. http://sourceware.org/ml/binutils/2005-08/msg00412.html
2005-08-06Add support for Altera NIOS DK1C20 boardWolfgang Denk
Patch by Shlomo Kut, 13 Dec 2004
2004-05-19Patch by Scott McNutt, 25 Apr 2004:wdenk
Add Nios GDB/JTAG Console support: - Add stubs to support gdb via JTAG. - Add support for console over JTAG. - Minor cleanup.
2004-02-09Patches by Stephan Linz, 30 Jan 2004:wdenk
1: - board/altera/common/flash.c:flash_erase(): o allow interrupts befor get_timer() call o check-up each erased sector and avoid unexpected timeouts - board/altera/dk1c20/dk1s10.c:board_early_init_f(): o enclose sevenseg_set() in cpp condition - remove the ASMI configuration for DK1S10_standard_32 (never present) - fix some typed in mistakes in the NIOS documentation 2: - split DK1C20 configuration into several header files: o two new files for each NIOS CPU description o U-Boot related part is remaining in DK1C20.h 3: - split DK1S10 configuration into several header files: o two new files for each NIOS CPU description o U-Boot related part is remaining in DK1S10.h 4: - Add support for the Microtronix Linux Development Kit NIOS CPU configuration at the Altera Nios Development Kit, Stratix Edition (DK-1S10) 5: - Add documentation for the Altera Nios Development Kit, Stratix Edition (DK-1S10) 6: - Add support for the Nios Serial Peripharel Interface (SPI) (master only) 7: - Add support for the common U-Boot SPI framework at RTC driver DS1306
2004-02-08* Patch by Yuli Barcohen, 26 Jan 2004:wdenk
Allow bzip2 compression for small memory footprint boards * Patch by Brad Kemp, 21 Jan 2004: Add support for CFI flash driver for both the Intel and the AMD command sets. * Patch by Travis Sawyer, 20 Jan 2004: Fix pci bridge auto enumeration of sibling p2p bridges. * Patch by Tolunay Orkun, 12 Jan 2004: Add some delays as needed for Intel LXT971A PHY support * Patches by Stephan Linz, 09 Jan 2004: - avoid warning: unused variable `piop' in board/altera/common/sevenseg.c - make DK1C20 board configuration related to ASMI conform to documentation
2004-01-20* The PS/2 mux on the BMS2003 board needs 450 ms after power onwdenk
before we can access it; add delay in case we are faster (with no CF card inserted) * Cleanup of some init functions * Make sure SCC Ethernet is always stopped by the time we boot Linux to avoid Linux crashes by early packets coming in. * Accelerate flash accesses on LWMON board by using buffered writes
2004-01-03Patches by Stephan Linz, 11 Dec 2003:wdenk
- more documentation for NIOS port - new struct nios_pio_t, struct nios_spi_t - Reconfiguration for NIOS Development Kit DK1C20: o move board related code from board/dk1c20 to board/altera/dk1c20 o create a new common source path board/altera/common and move generic flash access stuff into it o change/expand configuration file DK1C20.h - Add support for NIOS Development Kit DK1S10 - Add status LED support for NIOS systems - Add dual 7-segment LED support for Altera NIOS DevKits
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